.RD li{
    width: 25%;
    text-align: center;
    margin: .2rem 0;
}
.RD li span{
    display: inline-block;
    font-size: .2rem;
    line-height: 1.5;
    width: 100%;
    text-align: center;
}
.RD li  strong{
    font-size: .68rem;
}
.RD em{
    font-size: .2rem;
    line-height: 24px;
    text-align: center;
    display: block;
    width: 100%;
}
.manufacture ul{
    padding: .4rem 0;
}
.manufacture li {
    width: calc(100% / 3);
    background-position: left center;
    background-repeat: no-repeat;
    background-size: cover;
    height: 4.5rem;
    position: relative;
    overflow: hidden;
    padding: 0 .4rem;
    padding-top: 0.6rem;
    padding-bottom: 0.9rem;
    transition: all 0.5s ease-in-out;
    background: #fff;
}
.manufacture li:hover,
.manufacture li.on
{
    width: 50%;
}
.manufacture .name {
    font-size: .3rem;
    color: #1b1b1b;
    font-weight: 700;
    line-height: 0.36rem;
}
.manufacture .en {
    display: inline-block;
    font-size: .18rem;
    color: #1b1b1b;
    font-family: "light";
    line-height: 24px;
    margin-top: 0.12rem;
    padding-bottom: 0.18rem;
    border-bottom: 1px solid transparent;
    padding-right: 0.4rem;
}
.manufacture li.on .en, .manufacture li:hover .en {
    border-color: #dcdcdc;
}
.manufacture .desc {
    font-size: .18rem;
    color: #666;
    line-height: 0.3rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(1rem);
    -webkit-transform: translateY(1rem);
    -moz-transform: translateY(1rem);
    -ms-transform: translateY(1rem);
    -o-transform: translateY(1rem);
    transition: all 0.35s ease;
    -webkit-transition: all 0.35s ease;
    -moz-transition: all 0.35s ease;
    -ms-transition: all 0.35s ease;
    -o-transition: all 0.35s ease;
    margin-top: 0.25rem;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 6;
    overflow: hidden;
    height: 1.8rem;
}
.manufacture li.on .desc, .manufacture li:hover .desc {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    -webkit-transform: translateY(0);
    -moz-transform: translateY(0);
    -ms-transform: translateY(0);
    -o-transform: translateY(0);
}
.manufacture .bottom {
    font-size: .18rem;
    line-height: 0.36rem;
    height: 0.36rem;
    color: #999;
    font-family: "light";
    position: absolute;
    left: .4rem;
    bottom: 0.42rem;
    z-index: 10;
    width: 100%;
    transition: all 0.35s ease;
    -webkit-transition: all 0.35s ease;
    -moz-transition: all 0.35s ease;
    -ms-transition: all 0.35s ease;
    -o-transition: all 0.35s ease;
}

.manufacture .bottom span {
    display: inline-block;
    font-size: .2rem;
    font-family: "mb";
    transition: all .5s;
}
.manufacture  li:hover .bottom span:first-child,
.manufacture li.on .bottom span:first-child
{
    font-size: .3rem;
    font-weight: bold;
    color: var(--color);
    transition: all .5s;
}
@media screen  and (max-width:960px){
    .RD li{
        width: 50% ;
    }
    .manufacture ul{flex-wrap: wrap;}
    .manufacture li{
        width: 100% !important;
    }
    .manufacture li .desc, .manufacture li .desc {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
    }
}